1966860006 has 16 divisors (see below), whose sum is σ = 3948238848. Its totient is φ = 653200200.

The previous prime is 1966859989. The next prime is 1966860029. The reversal of 1966860006 is 6000686691.

It is a self number, because there is not a number n which added to its sum of digits gives 1966860006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 603190 + ... + 606441.

It is an arithmetic number, because the mean of its divisors is an integer number (246764928).

Almost surely, 2^1966860006 is an apocalyptic number.

1966860006 is an abundant number, since it is smaller than the sum of its proper divisors (1981378842).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1966860006 is a wasteful number, since it uses less digits than its factorization.

1966860006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1209907.

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 1966860006 is about 44349.2954397249. The cubic root of 1966860006 is about 1252.9232927715.

The spelling of 1966860006 in words is "one billion, nine hundred sixty-six million, eight hundred sixty thousand, six".